This study investigated the effects of varying opportunities to respond when using a behavior management program with three elementary school students with developmental disabilities in a small group special education setting. These students exhibited both academic and behavioral difficulties. With the implementation of Class-Wide Function-Related…

Three studies investigated environmental correlates of self-injurious behavior in seven developmentally disabled children and adolescents which were then later used for treatment. Correlates investigated included positive reinforcement, negative reinforcement, automatic reinforcement, and control. "Escape extinction" was successfully…

The study investigated the role of social reinforcement, when teaching two preschoolers with no functional vocal verbal behavior first instances of echoic responses, using rapid motor imitation responding. The dependent variables for the experiment were: (1) echoic tacts (echoics presented under the controlling variables of tacts) and (2)…

Results of a functional analysis indicted that the hand mouthing of a woman with profound mental retardation was maintained by multiple sources of control (sensory stimulation and access to a leisure item). Hand mouthing, though maintained by automatic reinforcement, was also susceptible to social contingencies when exposed to them during…